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42300005 = 511769091
BaseRepresentation
bin1010000101011…
…1001001100101
32221121001200212
42201113021211
541312100010
64110345205
71022354426
oct241271145
987531625
1042300005
1121971690
12121bb205
1389c06b7
14589164d
153aa8505
hex2857265

42300005 has 8 divisors (see below), whose sum is σ = 55374624. Its totient is φ = 30763600.

The previous prime is 42300001. The next prime is 42300019. The reversal of 42300005 is 50000324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42300005 - 22 = 42300001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42300001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384491 + ... + 384600.

It is an arithmetic number, because the mean of its divisors is an integer number (6921828).

Almost surely, 242300005 is an apocalyptic number.

It is an amenable number.

42300005 is a deficient number, since it is larger than the sum of its proper divisors (13074619).

42300005 is a wasteful number, since it uses less digits than its factorization.

42300005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769107.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 42300005 is about 6503.8454009916. The cubic root of 42300005 is about 348.4283408546.

Adding to 42300005 its reverse (50000324), we get a palindrome (92300329).

The spelling of 42300005 in words is "forty-two million, three hundred thousand, five".

Divisors: 1 5 11 55 769091 3845455 8460001 42300005